# Flip Unit: Unit Converter — No Ads - No Tracking - Private

> Free, ad-free unit converter for iPhone and Apple Watch with extensive categories. (iPhone/iPad app by SIRAJ SALIM.)

- Source: https://appshunter.io/ios/app/flip-unit-unit-converter/id6757921823 (this page in markdown: same URL + `.md`)
- Developer: [SIRAJ SALIM](https://appshunter.io/developer/1869633316)
- Category: Utilities, Lifestyle
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 17.6 · 6 MB
- Languages: English
- Released: 2026-01-21
- Data updated: 2026-07-23
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/flip-unit-unit-converter/id6757921823/reviews.md

## What is Flip Unit?

Flip Unit: The unit converter built for everyone. Convert across 12 categories — cooking, distance, temperature, weight, area, volume, currency, pressure, power, speed, data, and fuel consumption — on your iPhone, Apple Watch, home screen, and lock screen. All for free. No ads, no tracking, no account required.

NEW IN VERSION 2.0
• Apple Watch app — full converter on your wrist with haptic feedback
• 12 Apple Watch complications — one-tap access to any category right from your watch face
• 7 widgets for iPhone — quick-launch any category from your home screen, plus live currency rates on home and lock screens
• iCloud sync — preferences and history across your iPhones and iPads, invisibly
• 5 new categories: Pressure, Power, Speed, Data Storage, Fuel Consumption
• Background rate refresh — currency widgets stay up to date without opening the app

CONVERSIONS INCLUDED
• Area — square feet, meters, acres, hectares
• Cooking — cups, ml, tablespoons, grams, with ingredient-specific weights for flour, sugar, rice, butter, and more
• Currency — 162+ currencies with live rates
• Data / Storage — KB, MB, GB, TB (decimal and binary)
• Distance — miles, km, feet, meters
• Fuel Consumption — MPG (US & UK), L/100km, km/L
• Power — watts, kilowatts, horsepower
• Pressure — PSI, bar, atmospheres, pascal
• Speed — mph, km/h, knots, m/s
• Temperature — Fahrenheit, Celsius, Kelvin
• Volume — litres, gallons, pints, fluid ounces (US & Imperial)
• Weight — lbs, kg, ounces, grams


WHY FLIP UNIT?
• Lightning fast
• Remembers your last-used units per category, on every device
• Clean, simple interface
• Works offline (except currency rates)
• No account required
• No ads or tracking

Perfect for cooking, travel, business, home improvement, and everyday use.

ACCESSIBILITY FIRST
Flip Unit is designed for blind and low-vision users from the ground up. Full VoiceOver support, haptic feedback on iPhone and Apple Watch, Reduce Motion awareness, Dynamic Type, and WCAG AA contrast.

## Key features

- 12 conversion categories
- Apple Watch app and complications
- iPhone home screen widgets
- Offline conversion (except currency)
- No ads or tracking
- iCloud sync


## Frequently asked questions about Flip Unit

### What is Flip Unit?

Flip Unit is a free unit converter application available for iPhone and Apple Watch. It supports conversions across 12 categories, including cooking, currency, distance, and temperature, with a focus on a clean interface and offline functionality.

### Does Flip Unit have ads?

No, Flip Unit is completely ad-free. The developers emphasize a private experience with no tracking and no account required, ensuring an uninterrupted user experience.

### Can I use Flip Unit offline?

Yes, Flip Unit works offline for most conversion categories. The only exception is currency conversions, which require an internet connection to fetch live rates.

### What devices is Flip Unit compatible with?

Flip Unit is designed for Apple devices, including iPhone and Apple Watch. It also offers widgets for your iPhone's home screen and lock screen for quick access.

### How often is Flip Unit updated?

The latest version, 2.0, was released on May 1, 2026, indicating active development. Updates typically introduce new features, categories, and performance improvements.

### Is Flip Unit suitable for blind and low-vision users?

Yes, Flip Unit is designed with accessibility as a priority. It offers full VoiceOver support, haptic feedback, and adheres to WCAG AA contrast standards.

### What are the conversion categories available in Flip Unit?

Flip Unit supports 12 categories: Area, Cooking, Currency, Data/Storage, Distance, Fuel Consumption, Power, Pressure, Speed, Temperature, Volume, and Weight.

### What is the user rating for Flip Unit?

Flip Unit has a perfect rating of 5.0 stars from 1 rating, suggesting a highly positive user reception based on available data.

## Version history (last 5 releases)

### 2.0 — 2026-05-01

Flip Unit 2.0 — our biggest update yet.

• Apple Watch app — convert units right from your wrist, with haptic feedback on every tap
• 12 Watch complications — launch any converter from your watch face
• 7 iPhone widgets — quick-launch categories from your home screen, plus live currency rates on home and lock screens
• iCloud sync — preferences and history across all your devices, completely invisible
• 5 new categories: Pressure, Power, Speed, Data Storage, Fuel Consumption (12 total)
• Smarter currency rate refresh — iPhone, Watch, and widgets stay current even when you haven't opened the app
• Accessibility improvements throughout — VoiceOver, Reduce Motion, higher contrast

Free, no ads, no account. Thank you for your feedback.

### 1.3 — 2026-03-26

- Redesigned Unit Converter Interface - New unified control design with improved visual hierarchy
- Space-Efficient Layout - Reduced vertical space usage, especially helpful on smaller devices  
- Enhanced Flip Button - More prominent swap control with premium visual design
- Better Visual Grouping - From and To fields now clearly connected as a single conversion unit

We've redesigned the conversion screen to be more intuitive and space-efficient while maintaining our accessibility-first approach. The new unified design makes it even clearer how to ‘FLIP’ between units!

### 1.2 — 2026-03-02

New: Volume conversions and smarter unit memory.

FlipUnit now includes a dedicated Volume category — convert between liters, milliliters, gallons, pints, fluid ounces, quarts and more, with proper US and Imperial variants so you always get the right result.

We've also added Remember Last Used Units. FlipUnit now remembers which units you last used in each category, so they're ready to go next time. No more scrolling back to find your favorite pair.

### 1.1 — 2026-01-25

- Regional Cup Support - Convert between US, Metric, and Imperial cups for international recipes
- Improved VoiceOver Navigation - Use heading navigation to jump between sections faster
- Clearer Unit Labels - Better accessibility with expanded unit names for screen readers
- Smoother Scrolling - Enhanced navigation through categories on all screen sizes
- Performance Improvements - Optimized review request logic for better user experience

*** Thanks to our AppleVis community for their invaluable feedback! ***

### 1.0 — 2026-01-21

No release notes.

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## More apps by SIRAJ SALIM

- [WattKit: EV Cost Calculator](https://appshunter.io/ios/app/wattkit-ev-cost-calculator/id6758916890)
- [WayBalance - Weight Tracker](https://appshunter.io/ios/app/waybalance-weight-tracker/id6762085975)

All apps by SIRAJ SALIM: https://appshunter.io/developer/1869633316

## Related topics

[siraj salim](https://appshunter.io/ios/topics/siraj-salim)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-23.*